diff --git a/bsp/stm32l476-nucleo/applications/main.c b/bsp/stm32l476-nucleo/applications/main.c index 2ed011d010..5f289cf43d 100644 --- a/bsp/stm32l476-nucleo/applications/main.c +++ b/bsp/stm32l476-nucleo/applications/main.c @@ -21,9 +21,12 @@ * Date Author Notes * 2018-05-14 ZYH first implementation */ + #include + int main(void) { printf("Hello RT-Thread\n"); + return 0; } diff --git a/bsp/stm32l476-nucleo/drivers/board.c b/bsp/stm32l476-nucleo/drivers/board.c index 7f40dc2f0c..063e5806ff 100644 --- a/bsp/stm32l476-nucleo/drivers/board.c +++ b/bsp/stm32l476-nucleo/drivers/board.c @@ -21,75 +21,75 @@ * Date Author Notes * 2018-05-14 ZYH first implementation */ + #include #include #include #include "board.h" + #ifdef BSP_USING_HSI #error Can not using HSI on this bsp #endif static void SystemClock_Config(void) { + RCC_OscInitTypeDef RCC_OscInitStruct; + RCC_ClkInitTypeDef RCC_ClkInitStruct; + RCC_PeriphCLKInitTypeDef PeriphClkInit; - RCC_OscInitTypeDef RCC_OscInitStruct; - RCC_ClkInitTypeDef RCC_ClkInitStruct; - RCC_PeriphCLKInitTypeDef PeriphClkInit; - - /**Initializes the CPU, AHB and APB busses clocks + /**Initializes the CPU, AHB and APB busses clocks */ - RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSI|RCC_OSCILLATORTYPE_MSI; - RCC_OscInitStruct.LSIState = RCC_LSI_ON; - RCC_OscInitStruct.MSIState = RCC_MSI_ON; - RCC_OscInitStruct.MSICalibrationValue = 0; - RCC_OscInitStruct.MSIClockRange = RCC_MSIRANGE_6; - RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; - RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_MSI; - RCC_OscInitStruct.PLL.PLLM = 1; - RCC_OscInitStruct.PLL.PLLN = 40; - RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV7; - RCC_OscInitStruct.PLL.PLLQ = RCC_PLLQ_DIV2; - RCC_OscInitStruct.PLL.PLLR = RCC_PLLR_DIV2; - HAL_RCC_OscConfig(&RCC_OscInitStruct); + RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSI | RCC_OSCILLATORTYPE_MSI; + RCC_OscInitStruct.LSIState = RCC_LSI_ON; + RCC_OscInitStruct.MSIState = RCC_MSI_ON; + RCC_OscInitStruct.MSICalibrationValue = 0; + RCC_OscInitStruct.MSIClockRange = RCC_MSIRANGE_6; + RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; + RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_MSI; + RCC_OscInitStruct.PLL.PLLM = 1; + RCC_OscInitStruct.PLL.PLLN = 40; + RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV7; + RCC_OscInitStruct.PLL.PLLQ = RCC_PLLQ_DIV2; + RCC_OscInitStruct.PLL.PLLR = RCC_PLLR_DIV2; + HAL_RCC_OscConfig(&RCC_OscInitStruct); - /**Initializes the CPU, AHB and APB busses clocks + /**Initializes the CPU, AHB and APB busses clocks */ - RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK - |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2; - RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK; - RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1; - RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1; - RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1; + RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_SYSCLK + | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2; + RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK; + RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1; + RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1; + RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1; - HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_4); + HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_4); - PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART1|RCC_PERIPHCLK_USART2 - |RCC_PERIPHCLK_USART3|RCC_PERIPHCLK_UART4 - |RCC_PERIPHCLK_UART5|RCC_PERIPHCLK_LPUART1 - |RCC_PERIPHCLK_USB; - PeriphClkInit.Usart1ClockSelection = RCC_USART1CLKSOURCE_PCLK2; - PeriphClkInit.Usart2ClockSelection = RCC_USART2CLKSOURCE_PCLK1; - PeriphClkInit.Usart3ClockSelection = RCC_USART3CLKSOURCE_PCLK1; - PeriphClkInit.Uart4ClockSelection = RCC_UART4CLKSOURCE_PCLK1; - PeriphClkInit.Uart5ClockSelection = RCC_UART5CLKSOURCE_PCLK1; - PeriphClkInit.Lpuart1ClockSelection = RCC_LPUART1CLKSOURCE_PCLK1; - PeriphClkInit.UsbClockSelection = RCC_USBCLKSOURCE_PLLSAI1; - PeriphClkInit.PLLSAI1.PLLSAI1Source = RCC_PLLSOURCE_MSI; - PeriphClkInit.PLLSAI1.PLLSAI1M = 1; - PeriphClkInit.PLLSAI1.PLLSAI1N = 24; - PeriphClkInit.PLLSAI1.PLLSAI1P = RCC_PLLP_DIV7; - PeriphClkInit.PLLSAI1.PLLSAI1Q = RCC_PLLQ_DIV2; - PeriphClkInit.PLLSAI1.PLLSAI1R = RCC_PLLR_DIV2; - PeriphClkInit.PLLSAI1.PLLSAI1ClockOut = RCC_PLLSAI1_48M2CLK; - HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit); + PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART1 | RCC_PERIPHCLK_USART2 + | RCC_PERIPHCLK_USART3 | RCC_PERIPHCLK_UART4 + | RCC_PERIPHCLK_UART5 | RCC_PERIPHCLK_LPUART1 + | RCC_PERIPHCLK_USB; + PeriphClkInit.Usart1ClockSelection = RCC_USART1CLKSOURCE_PCLK2; + PeriphClkInit.Usart2ClockSelection = RCC_USART2CLKSOURCE_PCLK1; + PeriphClkInit.Usart3ClockSelection = RCC_USART3CLKSOURCE_PCLK1; + PeriphClkInit.Uart4ClockSelection = RCC_UART4CLKSOURCE_PCLK1; + PeriphClkInit.Uart5ClockSelection = RCC_UART5CLKSOURCE_PCLK1; + PeriphClkInit.Lpuart1ClockSelection = RCC_LPUART1CLKSOURCE_PCLK1; + PeriphClkInit.UsbClockSelection = RCC_USBCLKSOURCE_PLLSAI1; + PeriphClkInit.PLLSAI1.PLLSAI1Source = RCC_PLLSOURCE_MSI; + PeriphClkInit.PLLSAI1.PLLSAI1M = 1; + PeriphClkInit.PLLSAI1.PLLSAI1N = 24; + PeriphClkInit.PLLSAI1.PLLSAI1P = RCC_PLLP_DIV7; + PeriphClkInit.PLLSAI1.PLLSAI1Q = RCC_PLLQ_DIV2; + PeriphClkInit.PLLSAI1.PLLSAI1R = RCC_PLLR_DIV2; + PeriphClkInit.PLLSAI1.PLLSAI1ClockOut = RCC_PLLSAI1_48M2CLK; + HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit); - /**Configure the main internal regulator output voltage + /**Configure the main internal regulator output voltage */ - HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE1); + HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE1); } - void SysTick_Handler(void) { /* enter interrupt */ @@ -157,6 +157,7 @@ void HAL_MspInit(void) /* PendSV_IRQn interrupt configuration */ HAL_NVIC_SetPriority(PendSV_IRQn, 15, 0); } + /** * This function will initial STM32 board. */ diff --git a/bsp/stm32l476-nucleo/drivers/drv_gpio.c b/bsp/stm32l476-nucleo/drivers/drv_gpio.c index 6d8c785193..92b4697dd1 100644 --- a/bsp/stm32l476-nucleo/drivers/drv_gpio.c +++ b/bsp/stm32l476-nucleo/drivers/drv_gpio.c @@ -479,6 +479,7 @@ struct pin_irq_map rt_uint16_t pinbit; IRQn_Type irqno; }; + static const struct pin_irq_map pin_irq_map[] = { {GPIO_PIN_0, EXTI0_IRQn}, @@ -498,6 +499,7 @@ static const struct pin_irq_map pin_irq_map[] = {GPIO_PIN_14, EXTI15_10_IRQn}, {GPIO_PIN_15, EXTI15_10_IRQn}, }; + struct rt_pin_irq_hdr pin_irq_hdr_tab[] = { {-1, 0, RT_NULL, RT_NULL}, @@ -621,6 +623,7 @@ void stm32_pin_mode(rt_device_t dev, rt_base_t pin, rt_base_t mode) HAL_GPIO_Init(index->gpio, &GPIO_InitStruct); } + rt_inline rt_int32_t bit2bitno(rt_uint32_t bit) { int i; @@ -633,6 +636,7 @@ rt_inline rt_int32_t bit2bitno(rt_uint32_t bit) } return -1; } + rt_inline const struct pin_irq_map *get_pin_irq_map(uint32_t pinbit) { rt_int32_t mapindex = bit2bitno(pinbit); @@ -642,6 +646,7 @@ rt_inline const struct pin_irq_map *get_pin_irq_map(uint32_t pinbit) } return &pin_irq_map[mapindex]; }; + rt_err_t stm32_pin_attach_irq(struct rt_device *device, rt_int32_t pin, rt_uint32_t mode, void (*hdr)(void *args), void *args) { @@ -682,6 +687,7 @@ rt_err_t stm32_pin_attach_irq(struct rt_device *device, rt_int32_t pin, return RT_EOK; } + rt_err_t stm32_pin_detach_irq(struct rt_device *device, rt_int32_t pin) { const struct pin_index *index; @@ -713,6 +719,7 @@ rt_err_t stm32_pin_detach_irq(struct rt_device *device, rt_int32_t pin) return RT_EOK; } + rt_err_t stm32_pin_irq_enable(struct rt_device *device, rt_base_t pin, rt_uint32_t enabled) { @@ -780,6 +787,7 @@ rt_err_t stm32_pin_irq_enable(struct rt_device *device, rt_base_t pin, return RT_EOK; } + const static struct rt_pin_ops _stm32_pin_ops = { stm32_pin_mode, @@ -818,30 +826,35 @@ void EXTI0_IRQHandler(void) HAL_GPIO_EXTI_IRQHandler(GPIO_PIN_0); rt_interrupt_leave(); } + void EXTI1_IRQHandler(void) { rt_interrupt_enter(); HAL_GPIO_EXTI_IRQHandler(GPIO_PIN_1); rt_interrupt_leave(); } + void EXTI2_IRQHandler(void) { rt_interrupt_enter(); HAL_GPIO_EXTI_IRQHandler(GPIO_PIN_2); rt_interrupt_leave(); } + void EXTI3_IRQHandler(void) { rt_interrupt_enter(); HAL_GPIO_EXTI_IRQHandler(GPIO_PIN_3); rt_interrupt_leave(); } + void EXTI4_IRQHandler(void) { rt_interrupt_enter(); HAL_GPIO_EXTI_IRQHandler(GPIO_PIN_4); rt_interrupt_leave(); } + void EXTI9_5_IRQHandler(void) { rt_interrupt_enter(); @@ -852,6 +865,7 @@ void EXTI9_5_IRQHandler(void) HAL_GPIO_EXTI_IRQHandler(GPIO_PIN_9); rt_interrupt_leave(); } + void EXTI15_10_IRQHandler(void) { rt_interrupt_enter(); diff --git a/bsp/stm32l476-nucleo/drivers/drv_usart.c b/bsp/stm32l476-nucleo/drivers/drv_usart.c index 0f4dab8528..c5f5e728a3 100644 --- a/bsp/stm32l476-nucleo/drivers/drv_usart.c +++ b/bsp/stm32l476-nucleo/drivers/drv_usart.c @@ -24,11 +24,13 @@ * 2016-01-15 ArdaFu the first version for stm32f4xx with STM32 HAL * 2016-01-15 zyh the first version for stm32f401rc with STM32 HAL */ + #include "drv_usart.h" #include "board.h" #include #include #include + /* STM32 uart driver */ struct drv_uart { @@ -40,14 +42,17 @@ static rt_err_t drv_configure(struct rt_serial_device *serial, struct serial_configure *cfg) { struct drv_uart *uart; + RT_ASSERT(serial != RT_NULL); RT_ASSERT(cfg != RT_NULL); + uart = (struct drv_uart *)serial->parent.user_data; uart->UartHandle.Init.BaudRate = cfg->baud_rate; uart->UartHandle.Init.HwFlowCtl = UART_HWCONTROL_NONE; uart->UartHandle.Init.Mode = UART_MODE_TX_RX; uart->UartHandle.Init.OverSampling = UART_OVERSAMPLING_16; uart->UartHandle.AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT; + switch (cfg->data_bits) { case DATA_BITS_8: @@ -60,6 +65,7 @@ static rt_err_t drv_configure(struct rt_serial_device *serial, uart->UartHandle.Init.WordLength = UART_WORDLENGTH_8B; break; } + switch (cfg->stop_bits) { case STOP_BITS_1: @@ -72,6 +78,7 @@ static rt_err_t drv_configure(struct rt_serial_device *serial, uart->UartHandle.Init.StopBits = UART_STOPBITS_1; break; } + switch (cfg->parity) { case PARITY_NONE: @@ -87,10 +94,12 @@ static rt_err_t drv_configure(struct rt_serial_device *serial, uart->UartHandle.Init.Parity = UART_PARITY_NONE; break; } + if (HAL_UART_Init(&uart->UartHandle) != HAL_OK) { return RT_ERROR; } + return RT_EOK; } @@ -98,8 +107,11 @@ static rt_err_t drv_control(struct rt_serial_device *serial, int cmd, void *arg) { struct drv_uart *uart; + RT_ASSERT(serial != RT_NULL); + uart = (struct drv_uart *)serial->parent.user_data; + switch (cmd) { case RT_DEVICE_CTRL_CLR_INT: @@ -108,6 +120,7 @@ static rt_err_t drv_control(struct rt_serial_device *serial, /* disable interrupt */ __HAL_UART_DISABLE_IT(&uart->UartHandle, UART_IT_RXNE); break; + case RT_DEVICE_CTRL_SET_INT: /* enable rx irq */ HAL_NVIC_SetPriority(uart->irq, 5, 0); @@ -116,16 +129,21 @@ static rt_err_t drv_control(struct rt_serial_device *serial, __HAL_UART_ENABLE_IT(&uart->UartHandle, UART_IT_RXNE); break; } + return RT_EOK; } static int drv_putc(struct rt_serial_device *serial, char c) { struct drv_uart *uart; + RT_ASSERT(serial != RT_NULL); + uart = (struct drv_uart *)serial->parent.user_data; + while ((__HAL_UART_GET_FLAG(&uart->UartHandle, UART_FLAG_TXE) == RESET)); uart->UartHandle.Instance->TDR = c; + return 1; } @@ -133,11 +151,15 @@ static int drv_getc(struct rt_serial_device *serial) { int ch; struct drv_uart *uart; + RT_ASSERT(serial != RT_NULL); + uart = (struct drv_uart *)serial->parent.user_data; + ch = -1; if (__HAL_UART_GET_FLAG(&uart->UartHandle, UART_FLAG_RXNE) != RESET) ch = uart->UartHandle.Instance->RDR & 0xff; + return ch; }